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Seamless Steel Tubes
1. Standards: ; DIN standards.
2. API certificate
Seamless Steel Tubes
1. High temperature seamless carbon steel pipe, ASTM A 106 /ASME SA 106;
2. Seamless norminal-size tubes, ASTM A 53/A 53M /ASME SA-53 / SA -53M;
3. Seamless medium-carbon steel tubes for boilers and superheaters, ASTM A 210 / A 210M /ASME SA - 210 / SA - 210M;
4. Seamless ferrite alloy and austenitized alloy tubes for boilers, superheaters and heat exchangers, ASTM A 213/ A213M / ASME SA - 213 / SA - 213M;
5. Cold-drawn seamless low-carbon steel tubes for heat exchangers and condensers, ASTM A 179 / A 179M / ASME SA -179 / SA-179M;
6. Seamless carbon steel tubes for high pressure boilers, ASTM A 192 / A 192M / ASME SA -192 / SA-192M;
7.Seamless circular tubes of non-alloy steels, DIN2448/1629, DIN2440/2444